Home / 5,652.10-8,478.16-2,319.74

Finding the Fourth Proportional to 5,652.10, 8,478.16 and 2,319.74

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Solution

The fourth proportional to 5,652.10, 8,478.16 and 2,319.74 is: 3,479.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.10 : 8,478.16 = 2,319.74 : x
  2. Step 2: Convert to fraction form
    5,652.10/8,478.16 = 2,319.74/x
  3. Step 3: Cross multiply
    5,652.10x = 8,478.16 × 2,319.74
  4. Step 4: Simplify right side
    5,652.10x = 19,667,110.48
  5. Step 5: Solve for x
    x = 19,667,110.48/5,652.10
  6. Step 6: Final answer
    x = 3,479.61

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.